16789521

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1451}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 27878400

約数和(自身を除く): 11088879

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1451, 1653, 3857, 4353, 10157, 11571, 27569, 30471, 42079, 82707, 126237, 192983, 294553, 578949, 799501, 883659, 2398503, 5596507, 16789521]

約数ペア:

[(1, 16789521), (3, 5596507), (7, 2398503), (19, 883659), (21, 799501), (29, 578949), (57, 294553), (87, 192983), (133, 126237), (203, 82707), (399, 42079), (551, 30471), (609, 27569), (1451, 11571), (1653, 10157), (3857, 4353)]